Wednesday, November 2, 2022

BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

WEDNESDAY, NOVEMBER 2, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0619E
SUNSET:  1636E

MOSTLY CLEAR SKIES WITH MILDER TEMPERATURES, AND
A COOL NORTHERLY WIND….

Today has been warmer than normal, but still comfortable
as dew points nosedive into the low 40’s. Sky conditions
are clear, and wind is steady from the north around 8 mph.
The max gust so far is 25 mph earlier this morning.

We received a trace of rainfall since 7 A.M. yesterday,
as our annual rain deficit grows to -10.52 inches.
The Massachusetts Drought Monitor is updated tomorrow!

The high so far today is 68F, which is 13 degrees above
the normal maximum of 55F. The low since midnight is 50F,
which is 12 degrees above the normal low of 38F. These
temperatures are normal for early September!

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PRELIMINARY STATS FOR OCTOBER 2022

TEMPERATURE, Deg. F
Avg. Max. 62.5 [+1.5] Avg. Min. 46.7 [+2.7] Mean      54.6 [+2.1] 24-hour corrected mean: 54.5
Max. for month: 77F on the 7th
Min. for month: 36F on the 9th, 28th, 29th

HEATING DEGREE DAYS
Total heating units:    314 [-080] Total for the season:   413 [-099] Total for last season:  327

COOLING DEGREE DAYS
Total cooling units:      0 [-007] Total for the season:   884 [+207] Total for last season:  717

PRECIPITATION, Inches
Total: 5.69 [+0.20] Greatest in 24 hrs: 2.17 on the 13-14th

SNOWFALL, Inches
Total: 0.0 [-0.7] Greatest in 24 hrs: 0.0

WIND, mph
Avg. uncorrected wind speed: 10.7 mph
Avg. corrected wind speed:   11.2 mph
Prevailing wind direction:   SW [13%] Peak gust and direction:  53 ENE on the 2nd

SUNSHINE:
Campbell-Stokes card minutes: 10602 of a possible 19824, or 54%
Astronomical total minutes: 10992 of a possible 20543, or 54%

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Today’s Observations:

7 A.M.
Weather: Clear, few cirrus E-SE
Temperature: 50F; Dew Point: 47F; Relative Humidity: 92%
Wind: NNW @ 8G13 kts
Sea-level pressure: 1023.7 mb; 30.23 in. Hg: rising, then more rapidly
Visibility: 40 miles, thin fog
6-hr Max temp: 55F
6-hr Min temp: 50F
24-hr Precip: Trace
24-hr Snowfall: 0.0 ins.
BHO SA 1155 CLR 40 237/50/47/3408G13/023/ FEW CI E-SE THN F ALQDS/
8/002 53033 70000 10055 20050

10 A.M.
Weather: Scattered cirrus
Temperature: 60F; Dew Point: 49F; Relative Humidity: 66%
Wind: NW @ 7 kts
Sea-level pressure: 1026.0 mb; 30.30 in Hg: rising, then
more slowly
Visibility: 80 miles
3-hr Precip: 0.00 ins.
3-hr Snowfall: 0.0 ins.
BHO SA 1455 250 SCT 80 260/60/49/3307/030/ 8/002 51023

1 P.M.
Weather: Scattered cirrus
Temperature: 67F, Dew point: 41F; Relative Humidity: 39%
Wind: N @ 7 kts
Sea-level pressure: 1025.1 mb; 30.27 in Hg: falling, then more rapidly
Visibility: 80 miles
6-hr Max temp: 68F
6-hr Min temp: 50F
6-hr Precip:  0.00 ins.
6-hr Snowfall: 0.0 ins.
BHO SA 1755 250 SCT 80 251/67/41/3607/027/ 8/002 58009 10068 20050

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SUMMARY FOR TUESDAY, NOVEMBER 1, 2022

TEMPERATURE (DEGREES F)
MAX…….61   NORMAL…..55
MIN…….54   NORMAL…..38
MEAN……58   NORMAL…..47

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL……..+11
TOTAL DEPARTURE FOR THE MONTH………………..+11 [+10.8 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2022 THRU JUN 2023)
TOTAL HEATING UNITS FOR YESTERDAY…………….7  DEPARTURE…….-11
TOTAL HEATING UNITS FOR THE MONTH…………..321  DEPARTURE…….-11
TOTAL HEATING UNITS FOR THE SEASON………….420  DEPARTURE……-128
TOTAL HEATING UNITS LAST SEASON TO DATE……..342  DEPARTURE…….+78

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….21 NW  @  7:59 P.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..22     @  8:02 P.M.
DAVIS #2 ………………20 WSW @  3:59 A.M.
RMY #2 (Instantaneous)…..21 NW  @  7:59 P.M.
VECTOR #1……OUT OF SERVICE D/T RENOVATIONS
DAVIS #1…….OUT OF SERVICE D/T RENOVATIONS
RMY #1………OUT OF SERVICE D/T RENOVATIONS
MERLIN………OUT OF SERVICE D/T RENOVATIONS

FASTEST MILE:
CONTACTING ANEMOMETER/OFFICIAL………………15 NW  @  8:19 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..15     @  8:22 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………15 NW  @  8:22 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..15 NW  @  8:22 P.M.
MAXIMUM 2-MINUTE DAVIS #1 AVERAGE….OUT OF SERVICE D/T RENOVATIONS
MAXIMUM 2-MINUTE VECTOR #1 AVERAGE…OUT OF SERVICE D/T RENOVATIONS
MAXIMUM 2-MINUTE RMY #1 AVERAGE……OUT OF SERVICE D/T RENOVATIONS

AVERAGE WIND SPEED AND DIRECTION:
CONTACTING/OFFICIAL……..9.0 WSW [216 total miles] VECTOR #2………………9.7
DAVIS #2……………….9.6 W
RMY #2…………………9.8 W
RMY #1……….OUT OF SERVICE D/T RENOVATIONS
VECTOR #1…….OUT OF SERVICE D/T RENOVATIONS
DAVIS #1……..OUT OF SERVICE D/T RENOVATIONS

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST):
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M…….TRACE DEPARTURE…..-0.15
TOTAL PRECIPITATION FOR THE MONTH…………..0.11 DEPARTURE…..-0.04
TOTAL PRECIPITATION FOR THE YEAR…………..33.79 DEPARTURE….-10.52

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HRS ENDING 7 A.M…………..0.0 DEPARTURE…….0.0
TOTAL SNOWFALL FOR THE MONTH………………..0.0 DEPARTURE…….0.0
TOTAL SNOWFALL FOR THE SEASON (2022-2023)…….0.0 DEPARTURE……-0.7

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PRELIMINARY CLIMATE SUMMARY FOR OCTOBER CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST
AERO: Aerovane wind recording system gust
RMY:  R.M. Young wind gust recording system
TSTM: Thunderstorm day (thunder heard some time during day)
….: Data not yet available, records not finalized
M:    Missing data

10/1  56/48/52/-6/0.02/000/00           26 NE   AERO N/A    RMY 27
10/2  55/48/52/-6/0.00/077/11           53 ENE  AERO N/A    RMY 55
10/3  54/48/51/-6/0.00/014/02           41 ENE  AERO N/A    RMY 41
10/4  56/49/53/-4/0.62/000/00           39 ENE  AERO N/A    RMY 38
10/5  56/52/54/-3/1.09/000/00           32 NNE  AERO N/A    RMY 32
10/6  72/56/64/+8/0.05/566/82           23 N    AERO N/A    RMY 23
10/7  77/52/65/+9/0.00/632/92           31 NW   AERO N/A    RMY 31
10/8  59/40/50/-5/0.02/596/87           23 NW   AERO N/A    RMY 23
10/9  61/36/49/-6/0.00/648/95           30 W    AERO N/A    RMY 30
10/10 65/45/55/0/0.00/231/34            24 SW   AERO N/A    RMY 24
10/11 65/45/55/1/0.00/623/92            22 WSW  AERO N/A    RMY 22
10/12 74/51/63/+9/0.00/612/91           29 SW   AERO N/A    RMY 29
10/13 66/54/60/+6/1.20/074/11           39 SSE  AERO N/A    RMY 39
10/14 66/54/60/+7/0.97/107/16           41 SE   AERO N/A    RMY 42
10/15 69/47/58/+5/0.00/632/95           18 SSW  AERO N/A    RMY 19
10/16 69/50/60/+8/0.00/564/85           17 W    AERO N/A    RMY 18
10/17 59/50/55/+3/0.38/007/01           29 SSE  AERO N/A    RMY 30
10/18 66/42/54/+2/0.21/256/39           34 SSW  AERO N/A    RMY 36
10/19 56/38/47/-4/0.00/621/95           32 WSW  AERO N/A    RMY 34
10/20 58/39/49/-2/0.00/638/98           35 SW   AERO N/A    RMY 35
10/21 64/43/54/+3/0.00/630/97           23 SSW  AERO N/A    RMY 24
10/22 68/47/58/+8/0.00/606/94           20 SSW  AERO N/A    RMY 20
10/23 57/49/53/+3/0.07/000/00           28 NE   AERO N/A    RMY 29
10/24 58/49/54/+4/0.51/000/00           23 NNE  AERO N/A    RMY 24 TSTM
10/25 64/56/60/+11/0.12/000/00          19 ESE  AERO N/A    RMY 19
10/26 64/58/61/+12/0.42/013/02          24 SW   AERO N/A    RMY 23
10/27 66/42/54/+5/0.01/614/97           34 NNW  AERO N/A    RMY 34
10/28 50/36/43/-5/0.00/599/95           25 NE   AERO N/A    RMY 26
10/29 56/36/46/-2/0.00/602/96           16 NNE  AERO N/A    RMY 16
10/30 67/42/55/+7/0.00/625/100          18 SSW  AERO N/A    RMY 19
10/31 67/46/57/+10/T/405/65             29 SW   AERO N/A    RMY 30

DAILY RECORDS

10/02/2022: NEW PEAK WIND GUST RECORD OF 53 MPH ENE,
PREVIOUS RECORD WAS 52e MPH S IN 1952 AND
52 MPH NNW IN 1984.

PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST
AERO: Aerovane wind recording system gust
RMY:  R.M. Young wind gust recording system
TSTM: Thunderstorm day (thunder heard some time during day)
….: Data not yet available, records not finalized
M:    Missing data

11/1  61//54/58/0.11/0.0/…/..        21 NW   AERO N/A    RMY 21

11/2 The low since midnight is 50F, the daily normal low is 38F

DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated)

RECORDS FOR NOVEMBER 2
HIGH 81 IN 1950
LOW 22 IN 1965
PRECIP 1.67 INCHES IN 1970
SNOWFALL 1.8 IN 2014
PEAK GUST 63 WSW IN 1973

RECORDS FOR NOVEMBER 3
HIGH 75 IN 1990
LOW 21 IN 1891
PRECIP 1.92 INCHES IN 1951
SNOWFALL 0.1 IN 1951
PEAK GUST 96e SSE IN 1951

TODAY’S REPORT PREPARED BY: Benjamin Turner